User-1838255255 posted
Hi 13th duke of wybourne,
According to your description, as far as I know, SignalR is usually use for communicate between server side and client side, so i think if use for communication of two sites, it is unsuitable. Here is the tutorial about signalr, please check:
Introduction to SignalR:
https://docs.microsoft.com/en-us/aspnet/signalr/overview/getting-started/introduction-to-signalr
Here is a tutorial about how to implement communication of .net core application, please check:
The simple WebSocket application in ASP.NET Core 1.x/2.0:
https://code.msdn.microsoft.com/The-simple-WebSocket-0dd65479
Best Regards,
Eric Du